Home / 134,747.70-202,093.20-68,125.20

Finding the Fourth Proportional to 134,747.70, 202,093.20 and 68,125.20

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Solution

The fourth proportional to 134,747.70, 202,093.20 and 68,125.20 is: 102,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,747.70 : 202,093.20 = 68,125.20 : x
  2. Step 2: Convert to fraction form
    134,747.70/202,093.20 = 68,125.20/x
  3. Step 3: Cross multiply
    134,747.70x = 202,093.20 × 68,125.20
  4. Step 4: Simplify right side
    134,747.70x = 13,767,639,668.64
  5. Step 5: Solve for x
    x = 13,767,639,668.64/134,747.70
  6. Step 6: Final answer
    x = 102,173.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.